نتایج جستجو برای: carious affected dentin

تعداد نتایج: 297969  

Journal: :Dental materials : official publication of the Academy of Dental Materials 2013
Jan W V van Dijken

OBJECTIVE The aim of this study was to evaluate the 5 year clinical dentin bonding effectiveness of two HEMA-free adhesives in Class V non-carious cervical lesions. MATERIAL AND METHODS A total of 169 Class V restorations were placed in 67 patients with a self-etching adhesive (G-Bond; 67), a 3-step HEMA and TEGDMA free etch-and-rinse (cfm; 51) and a control HEMA-containing etch-and-rinse adh...

2009
Ticiane Cestari Fagundes Terezinha Jesus Esteves Barata Anuradha Prakki Eduardo Bresciani José Carlos Pereira

This case report describes the Indirect Pulp Treatment (IPT) of deep caries lesion in a permanent molar. A 16-year-old male patient reported discomfort associated with thermal stimulation on the permanent mandibular left first molar. The radiographs revealed a deep distal caries lesion, very close to the pulp, absence of radiolucencies in the periapical region, and absence of periodontal space ...

2016
Gunseli Katirci R Banu Ermis

BACKGROUND The aim of this in vitro study was to evaluate the microindentation hardness and chemical composition of residual dentin left at the cavity bottom following removal of carious dentin using the Carisolv chemomechanical and Er:YAG laser caries excavation methods in comparison with the conventional tungsten-carbide bur excavation. METHODS Sixty-nine extracted permanent teeth with occl...

Journal: :Caries research 2014
Mojgan Houshmandi Ping Ye Neil Hunter

This study investigated the distribution patterns of glial networks disclosed by reactivity for glial fibrillary acidic protein (GFAP) and S100B in healthy and carious human teeth. The objective was to determine the assembly and collapse of glial networks in response to encroaching infection. 15 healthy and 37 carious posterior teeth from adults were studied. Immediately after extraction, teeth...

2014
Junko Obata Toru Takeshita Yukie Shibata Wataru Yamanaka Masako Unemori Akifumi Akamine Yoshihisa Yamashita

While mutans streptococci have long been assumed to be the specific pathogen responsible for human dental caries, the concept of a complex dental caries-associated microbiota has received significant attention in recent years. Molecular analyses revealed the complexity of the microbiota with the predominance of Lactobacillus and Prevotella in carious dentine lesions. However, characterization o...

Journal: :Brazilian dental journal 2008
Fabíola Galbiatti de Carvalho Suzana Beatriz Portugal de Fucio Mario Alexandre Coelho Sinhoreti Lourenço Correr-Sobrinho Regina Maria Puppin-Rontani

This study analyzed comparatively, by confocal laser scanning microscopy (CLSM), the depth of caries-like lesions produced by biological and chemical artificial models in permanent and primary dentin. Six primary molars and six premolars were used. The occlusal enamel was removed and a nail polish layer was applied on the specimens, except for a 4 x 2 mm area on dentin surface. Half of specimen...

Journal: :Brazilian oral research 2009
Fabíola Galbiatti Carvalho Luciano Souza Gonçalves Hugo Lemes Carlo Carlos José Soares Lourenço Correr-Sobrinho Regina Maria Puppin-Rontani

This study evaluated the effect of sterilization method on the bond strength of caries-affected dentin before artificial caries development and after restoration. Twelve bovine incisors were sectioned perpendicularly to their long axes at 7 mm from the amelodentinal junction. They were painted with acid-resistant nail varnish, except on an exposed coronal dentin area. Four groups were formed (n...

2015
Sabra I. Djomehri Susan Candell Thomas Case Alyssa Browning Grayson W. Marshall Wenbing Yun S. H. Lau Samuel Webb Sunita P. Ho

Clinical computed tomography provides a single mineral density (MD) value for heterogeneous calcified tissues containing early and late stage pathologic formations. The novel aspect of this study is that, it extends current quantitative methods of mapping mineral density gradients to three dimensions, discretizes early and late mineralized stages, identifies elemental distribution in discretize...

2016
Burcu Nihan Çelik Şaziye Sarı

Introduction. The etiology of exposure determines pulpal response, making it crucial to distinguish between mechanical and carious exposure. This study clinically and radiographically evaluated the success of MTA pulpotomies conducted to treat carious and mechanical pulp exposure. Materials and Methods. This study was conducted with 50 mandibular primary molar teeth. Teeth were divided into 2 g...

2012

Carisolv method is a minimally invasive treatment of carious lesions which may improve patient collaboration and allow care of minimal dental cavities, especially in young people. The aim of this study was to compare H3PO4 and Carisolv in vitro treatments of human dentin applying microradiography, SEM examination and X-ray microanalysis to evaluate the capacity of these products to clean dentin...

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